@mixin set-scrollBar {
  /*定义滚动条高宽及背景 高宽分别对应横竖滚动条的尺寸*/
  ::-webkit-scrollbar {
    width: 8px;
    height: 8px;
    background-color: #f5f5f5;
  }
  ::-webkit-scrollbar-corner {
    background-color: transparent;
  }
  /*定义滚动条轨道 内阴影+圆角*/
  ::-webkit-scrollbar-track {
    background-color: rgba(73, 177, 245, .2);
    border-radius: 2em;
  }
  /*定义滑块 内阴影+圆角*/
  ::-webkit-scrollbar-thumb {
    background-color: #49b1f5;
    background-image: -webkit-linear-gradient(45deg, hsla(0, 0%, 100%, .4) 25%, transparent 0, transparent 50%, hsla(0, 0%, 100%, .4) 0, hsla(0, 0%, 100%, .4) 75%, transparent 0, transparent);
    border-radius: 2em;
  }
}
@mixin ellipsis{
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  text-overflow: ellipsis;
}
